SPRL will be entering the 1923 and 2007 season. This league is unusual because it is progressive, in that after 2007 the league will go to 2008, 2009 and so on; and the league is regressive, in that after 1923 the league will go to 1922, 1921 and so on. So, some players start in the league in their rookie season and go forward, to the end of their careers. The other players start in their last season and go backwards, to the beginning of their careers.